The four new bouts join a previously announced feature between welterweight star Jorge Santiago (25-11) and Gerald “Hurricane” Harris (21-5) on the evening’s five-fight preliminary card, which streams live on World Series of Fighting’s official website, WSOF.com, beginning at 8 p.m. ET / 5 p.m. PT. The live, two-and-a-half-hour NBC Sports Network telecast of the World Series of Fighting 4 main card begins at 10:30 p.m. ET / 7:30 p.m. PT.